/Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/TriangleMesh.h
[TArray](API\Runtime\Core\Containers\TArray)< [FVec3](API\Runtime\ChaosCore\Chaos\FVec3) > GetPointNormals ( const [FParticles](API\Runtime\Chaos\Chaos\FParticles) & InParticles, const bool ReturnEmptyOnError )